<h1>Listing yonghus</h1>

<br />
 <% form_for :yonghu,@yonghu, :url => { :action => "login" } do |f| %>
 shuliang:<%= f.text_field :username %>
 password:<%= f.text_field :password %>
<%= submit_tag 'login' %>
<%=session['yonghu']%>
 <%end%>
<%= link_to 'New yonghu', new_yonghu_path %>
